Home / 76,077.51-114,116.18-29,297.58

Finding the Fourth Proportional to 76,077.51, 114,116.18 and 29,297.58

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Solution

The fourth proportional to 76,077.51, 114,116.18 and 29,297.58 is: 43,946.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,077.51 : 114,116.18 = 29,297.58 : x
  2. Step 2: Convert to fraction form
    76,077.51/114,116.18 = 29,297.58/x
  3. Step 3: Cross multiply
    76,077.51x = 114,116.18 × 29,297.58
  4. Step 4: Simplify right side
    76,077.51x = 3,343,327,766.36
  5. Step 5: Solve for x
    x = 3,343,327,766.36/76,077.51
  6. Step 6: Final answer
    x = 43,946.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.